package com.hjc.util;


import org.apache.log4j.Logger;
import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.annotation.AfterReturning;
import org.aspectj.lang.annotation.Before;
import org.aspectj.lang.annotation.Pointcut;

import java.util.Arrays;

/**
 * 定义包含增强的JavaBean
 */
public class UserServiceLogger {
    private  static  final Logger log =Logger.getLogger(UserServiceLogger.class);
    @Pointcut("execution(* com.hjc.service.UserService.*(..))")
    public  void pointcut(){

    }
    //代表前置增强的方法
    @Before("pointcut()")
    public void before(JoinPoint jp){
        log.info("调用"+jp.getTarget()+"的"+jp.getSignature().getName()+
        "方法。方法入参:"+ Arrays.toString(jp.getArgs()));
    }
    //代表后置增强的方法
    @AfterReturning(pointcut = "pointcut()",returning = "returnValue")
    public void afterReturning(JoinPoint jp,Object returnValue){
        log.info("调用"+jp.getTarget()+"的"+jp.getSignature().getName()+
                "方法。方法返回值:"+returnValue);
    }


    public void afterThrowing(JoinPoint jp) throws Throwable {
        log.info(jp.getSignature().getName()+"方法结束执行。");
    }
}
